Question

What charges will the following elements gain when they obtain an octet of valence electrons? Indicate the type of charge (+/-) and the number.

Potassium:
Bromine:
Magnesium:

Answer 1

Answer:

Potassium:has 19 electrons so it loses one electron and has positive charge

magnesium: has 12 electrons so it loses two electrons and gains positive charge

bromine:has 35 electrons and loses 3 electrons and has positive charge